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Old 2
100
What are the "pronators" of the lower arm?
Pronator teres and pronator quadratus
100
Erector Spinae muscles are responsible for what main movement?
They are mainly responsible for extension of the backbone
100
What movement do the anterior muscle compartment move?
dorsiflex the foot
100
Muscles of facial expression lie within what layer of the skin?
Sub Q
100
What are the three important respiratory muscles?
Diaphragm, external and internal intercostal muscles
200
Whats the only muscle that helps you twist a corkscrew?
Supinator
200
What group of muscles rotate the head?
transversospinales
200
What movement does the lateral compartment of muscles perform?
plantar flex and evert the foot
200
How many extrinsic eye muscles are there?
Six, four "rectus" and two "oblique"
200
How many of the nine shoulder muscles originate at the scapula?
7
300
The extrinsic muscles of the hand originate and insert where?
They originate outside the hand and insert within it.
300
What is the main lower limb muscles function?
stability, locomotion, and maintenance of posture
300
What is the posterior compartments common tendon of insertion called?
calcaneal tendon
300
What three muscles account for strength of bite?
masseter, temporalis, and medial pterygoid
300
What are the three flexors in the arm?
biceps brachii, brachialis, and brachioradialis
400
Intrinsic muscles in the hand produce what kind of movements?
Weak and precise
400
Upper limb muscle movement is characterized by what?
versatility of movement
400
Intrinsic muscles of the foot insert and originate where?
within the foot
400
What is the important landmark that divides the neck into two major triangles?
sternocleidomastoid
400
What are the two extensors of the arm?
triceps brachii and the anconeus
500
What are the three groups of intrinsic hand muscles called?
thenar, hypothenar, & intermediate
500
What are the three compartments of the muscles in the thigh? (separated by deep fascia)
Medial, anterior and posterior compartments of the thigh
500
The intrinsic muscles of the foot only do what two things?
Locomotion and support
500
What encloses the rectus abdominis muscles?
rectus sheaths
500
What movements do intrinsic hand muscles perform?
weak and precise
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